== sanity test 123ab: verify statahead work by using statx ========================================================== 09:26:56 (1788874016)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff89d047e75800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff89d047e75800.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.25 seconds: 44.54 ops/second
llite.lustre-ffff89d047e75800.statahead_max=0
100

real	0m1.688s
user	0m0.005s
sys	0m0.283s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff89d047e75800.statahead_max=128
llite.lustre-ffff89d047e75800.statahead_max=128
100

real	0m0.946s
user	0m0.010s
sys	0m0.153s
'statx -l' 100 files with statahead: 1 sec
statahead total: 142
statahead wrong: 2
agl total: 138
list_total: 27
fname_total: 115
hit_total: 1887
miss_total: 1703
swrong=2 ewrong=2
 - open/close 813 (time 1788874043.14 total 10.01 last 81.22)
total: 900 open/close in 11.31 seconds: 79.60 ops/second
llite.lustre-ffff89d047e75800.statahead_max=0
1000

real	0m18.556s
user	0m0.075s
sys	0m2.458s
'statx -l' 1000 files without statahead: 19 sec
llite.lustre-ffff89d047e75800.statahead_max=128
llite.lustre-ffff89d047e75800.statahead_max=128
1000

real	0m5.724s
user	0m0.057s
sys	0m1.194s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 143
statahead wrong: 2
agl total: 139
list_total: 28
fname_total: 115
hit_total: 2886
miss_total: 1703
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 17 seconds
llite.lustre-ffff89d047e75800.statahead_stats=
statahead total: 143
statahead wrong: 2
agl total: 139
list_total: 28
fname_total: 115
hit_total: 2886
miss_total: 1703
mdc.lustre-MDT0000-mdc-ffff89d047e75800.batch_stats=
snapshot_time:            1788874098.336400110 secs.nsecs
start_time:               1788874021.258207496 secs.nsecs
elapsed_time:             77.078192614 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
2:		         2   8   8
4:		         1   4  12
8:		         3  12  25
16:		         4  16  41
32:		         3  12  54
64:		        11  45 100
mdc.lustre-MDT0001-mdc-ffff89d047e75800.batch_stats=
snapshot_time:            1788874098.338054393 secs.nsecs
start_time:               1788874021.258352145 secs.nsecs
elapsed_time:             77.079702248 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  17  17
2:		         2   8  26
4:		         2   8  34
8:		         1   4  39
16:		         1   4  43
32:		         6  26  69
64:		         7  30 100
unlink(/mnt/lustre/d123ab.sanity/f123ab.sanity0) error: No such file or directory
total: 0 unlinks in 0 seconds: -nan unlinks/second
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536